<div>
    <div class="row">
        <div class="col col-50">
            <button class="button button-block button-outline button-energized-crm"
                    ng-click="signOutCancel()">取消</button>
        </div>
        <div class="col col-50">
            <button class="button button-block button-energized-crm" ng-click="signOut()">确定</button>
        </div>
    </div>
</div>